/Engine/Source/Runtime/MovieScene/Public/EntitySystem/MovieSceneSequenceInstance.h
Called for root level instances that have either never evaluated, or have previously finished evaluating
void Start ( [UMovieSceneEntitySystemLinker](API\Runtime\MovieScene\EntitySystem\UMovieSceneEntitySystemLinker) * Linker, const [FMovieSceneContext](API\Runtime\MovieScene\Evaluation\FMovieSceneContext) & InContext )